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authorUlrich Drepper <drepper@redhat.com>2000-06-06 22:58:45 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-06 22:58:45 +0000
commitee4ce289076db8fec41bf651c9e10688eaa96154 (patch)
tree5bbe393711f0892ea7e6a14e79235e1399e14169 /iconvdata/uhc.c
parent* sysdeps/powerpc/memset.S: Define & use symbolic register names. (diff)
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Add __builtin_expect in many places.
Diffstat (limited to 'iconvdata/uhc.c')
-rw-r--r--iconvdata/uhc.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/iconvdata/uhc.c b/iconvdata/uhc.c
index 15faf1ea89..767c21f513 100644
--- a/iconvdata/uhc.c
+++ b/iconvdata/uhc.c
@@ -3063,7 +3063,9 @@ static const char uhc_hangul_from_ucs[11172][2] =
*/ \
if (ch <= 0x7f) \
++inptr; \
- else if (ch <= 0x80 || ch >= 0xfe || ch == 0xc9) \
+ else if (__builtin_expect (ch, 0x81) <= 0x80 \
+ || __builtin_expect (ch, 0x81) >= 0xfe \
+ || __builtin_expect (ch, 0x81) == 0xc9) \
{ \
/* This is illegal. */ \
if (! ignore_errors_p ()) \
@@ -3083,7 +3085,7 @@ static const char uhc_hangul_from_ucs[11172][2] =
is also available. */ \
uint32_t ch2; \
\
- if (NEED_LENGTH_TEST && inptr + 1 >= inend) \
+ if (NEED_LENGTH_TEST && __builtin_expect (inptr + 1 >= inend, 0)) \
{ \
/* The second character is not available. Store \
the intermediate result. */ \
@@ -3113,8 +3115,11 @@ static const char uhc_hangul_from_ucs[11172][2] =
\
if (ch < 0xa1 || ch2 < 0xa1) \
{ \
- if (ch > 0xc6 || ch2 <0x41 || (ch2 > 0x5a && ch2 < 0x61) \
- || (ch2 > 0x7a && ch2 < 0x81) || (ch == 0xc6 && ch2 > 0x52)) \
+ if (__builtin_expect (ch, 0xc5) > 0xc6 \
+ || __builtin_expect (ch2, 0x41) < 0x41 \
+ || (__builtin_expect (ch2, 0x41) > 0x5a && ch2 < 0x61) \
+ || (__builtin_expect (ch2, 0x41) > 0x7a && ch2 < 0x81) \
+ || (__builtin_expect (ch, 0xc5) == 0xc6 && ch2 > 0x52)) \
{ \
/* This is not legal. */ \
if (! ignore_errors_p ()) \
@@ -3135,7 +3140,7 @@ static const char uhc_hangul_from_ucs[11172][2] =
? (ch - 0x81) * 178 \
: 5696 + (ch - 0xa1) * 84)]; \
\
- if (ch == 0) \
+ if (__builtin_expect (ch, 1) == 0) \
{ \
/* This is an illegal character. */ \
if (! ignore_errors_p ()) \
@@ -3155,7 +3160,7 @@ static const char uhc_hangul_from_ucs[11172][2] =
else \
{ \
ch = ksc5601_to_ucs4 (&inptr, 2, 0x80); \
- if (ch == __UNKNOWN_10646_CHAR) \
+ if (__builtin_expect (ch, 0) == __UNKNOWN_10646_CHAR) \
{ \
/* Illegal. */ \
if (! ignore_errors_p ()) \
@@ -3194,7 +3199,7 @@ static const char uhc_hangul_from_ucs[11172][2] =
{ \
const char *s = uhc_hangul_from_ucs[ch - 0xac00]; \
\
- if (NEED_LENGTH_TEST && outptr + 2 > outend) \
+ if (NEED_LENGTH_TEST && __builtin_expect (outptr + 2 > outend, 0)) \
{ \
result = __GCONV_FULL_OUTPUT; \
break; \
@@ -3209,12 +3214,12 @@ static const char uhc_hangul_from_ucs[11172][2] =
(NEED_LENGTH_TEST \
? outend - outptr : 2)); \
\
- if (NEED_LENGTH_TEST && written == 0) \
+ if (NEED_LENGTH_TEST && __builtin_expect (written, 1) == 0) \
{ \
result = __GCONV_FULL_OUTPUT; \
break; \
} \
- if (written == __UNKNOWN_10646_CHAR) \
+ if (__builtin_expect (written, 0) == __UNKNOWN_10646_CHAR) \
{ \
if (! ignore_errors_p ()) \
{ \
@@ -3241,12 +3246,12 @@ static const char uhc_hangul_from_ucs[11172][2] =
(NEED_LENGTH_TEST \
? outend - outptr : 2)); \
\
- if (NEED_LENGTH_TEST && written == 0) \
+ if (NEED_LENGTH_TEST && __builtin_expect (written, 1) == 0) \
{ \
result = __GCONV_FULL_OUTPUT; \
break; \
} \
- if (written == __UNKNOWN_10646_CHAR) \
+ if (__builtin_expect (written, 0) == __UNKNOWN_10646_CHAR) \
{ \
if (! ignore_errors_p ()) \
{ \